Home / 1,274,511.84-1,758,620.52-730,547.55

Finding the Fourth Proportional to 1,274,511.84, 1,758,620.52 and 730,547.55

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Solution

The fourth proportional to 1,274,511.84, 1,758,620.52 and 730,547.55 is: 1,008,037.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,511.84 : 1,758,620.52 = 730,547.55 : x
  2. Step 2: Convert to fraction form
    1,274,511.84/1,758,620.52 = 730,547.55/x
  3. Step 3: Cross multiply
    1,274,511.84x = 1,758,620.52 × 730,547.55
  4. Step 4: Simplify right side
    1,274,511.84x = 1,284,755,912,265.73
  5. Step 5: Solve for x
    x = 1,284,755,912,265.73/1,274,511.84
  6. Step 6: Final answer
    x = 1,008,037.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.